This circuit was obtained from Electronics Now magazine, July 1995. The triac depends on the heating element current, and the sensor will determine the adjustment potentiometer.
This circuit with the PA7601 was found in a 1967 Philco-Ford documentation. The circuit has a pass...
This circuit is from a 60's documentation. The capacitance C1 can be between 20 pF and 0.01 uF...
This is a single IC voltage regulator that can acts in the range from 1.2 to 20 V. Output currewnt is up to...